18-8 Stainless Steel Hex Head Cap Screws | McMaster-Carr

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Material

Stainless Steel

Washer Material

Stainless Steel

System of Measurement

Thread Size

Length

Fastener Head Type

Threading

Partially Threaded

Drive Style

Hex with Pilot Recess

Tamper-Resistant Hex

Head Width

Thread Spacing

Head Height

Thread Type

Thread Direction

Specifications Met

Federal Specification

Thread Pitch

Finish

Corrosion-Resistant Coated

Galvanic Barrier Coated

Titanium Carbon Nitride (TiCN) Coated

Screw Features

Socket Head Profile

Grip Length

Tensile Strength

50,000 psi to 99,999 psi

100,000 psi or greater

Thread Fit

Metric Class 4g6g

Metric Class 5g6g

Metric Class 6g

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Head Diameter

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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Fastening and Joining

Hex Head Screws

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

Socket Head Screws

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

Rounded Head Screws

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

Flat Head Screws

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

Shoulder Screws

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Fastener Assortments

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

Wood Screws

Fasten material to wood or pieces of wood to each other

Electrical

Electrical Enclosure Fasteners

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)